Position in MGNI
as of Mar 31, 2026
· filed May 5, 2026
Position Value
$5,350,145
-$1,207,001 QoQ
Shares Held
450,349
+11.5% QoQ
Ownership
0.314%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2020
23 quarters on record
Voting authority
Sole 97.71399514598677.ToString("F0")%
Shared 0.ToString("F0")%
None 2.2860048540132207.ToString("F0")%
Common Shares in MGNI Over Time
Shares Held
Position Value (USD)
Derivatives in MGNI
reported options exposure · as of Dec 31, 2025CallValue
$2,580,570
CallShares
159,000
PutValue
$243,450
PutShares
15,000
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Advertising Agencies
Communication Services · as of Mar 31, 2026UBS Group AG holds $1,052,071,407 across 34 Advertising Agencies names. MGNI ranks #8 (0.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APP |
AppLovin Corp
|
1,822,038 | $725,171,124 | |
| 2 | OMC |
Omnicom Group Inc.
|
2,634,507 | $198,404,720 | |
| 3 | TTD |
Trade Desk, Inc.
|
3,540,366 | $80,330,901 | |
| 4 | STGW |
Stagwell Inc
|
2,083,185 | $13,103,233 | |
| 5 | ZD |
Ziff Davis, Inc.
|
206,489 | $8,664,276 | |
| 6 | DV |
DoubleVerify Holdings, Inc.
|
841,900 | $7,998,049 | |
| 7 | QNST |
Quinstreet, Inc
|
470,290 | $5,648,182 | |
| 8 | MGNI |
Magnite, Inc.
This page
|
450,349 | $5,350,145 |
All Filings in MGNI
Export CSV
30 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $5,350,145 | 450,349 | Shares | Defined | 2026-05-05 | |
| 2025-12-31 | $243,450 | 15,000 | Put | Defined | 2026-01-29 | |
| 2025-12-31 | $6,557,146 | 404,014 | Shares | Defined | 2026-01-29 | |
| 2025-12-31 | $2,580,570 | 159,000 | Call | Defined | 2026-01-29 | |
| 2025-09-30 | $3,463,020 | 159,000 | Call | Defined | 2025-11-13 | |
| 2025-09-30 | $9,262,531 | 425,277 | Shares | Defined | 2025-11-13 | |
| 2025-09-30 | $326,700 | 15,000 | Put | Defined | 2025-11-13 | |
| 2025-06-30 | $3,835,080 | 159,000 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $361,800 | 15,000 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $41,805,216 | 1,733,218 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $18,643,277 | 1,633,942 | Shares | Defined | 2025-05-13 | |
| 2025-03-31 | $2,213,540 | 194,000 | Call | Defined | 2025-05-13 | |
| 2024-12-31 | $26,962,922 | 1,693,651 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $3,365,964 | 243,030 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $3,050,186 | 229,510 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $1,670,968 | 155,439 | Shares | Defined | 2024-05-13 | |
| 2023-12-31 | $1,532,244 | 164,052 | Shares | Defined | 2024-02-09 | |
| 2023-09-30 | $141,532 | 18,771 | Shares | Defined | 2023-11-09 | |
| 2023-06-30 | $1,485,992 | 108,864 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $762,893 | 82,386 | Shares | Defined | 2023-05-12 | |
| 2022-12-31 | $854,950 | 80,732 | Shares | Defined | 2023-02-08 | |
| 2022-09-30 | $166,122 | 25,285 | Shares | Defined | 2022-11-10 | |
| 2022-06-30 | $189,418 | 21,331 | Shares | Defined | 2022-08-10 | |
| 2022-03-31 | $493,827 | 37,383 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $1,749,351 | 99,963 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $1,658,524 | 59,233 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $7,424,495 | 219,400 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $9,321,305 | 224,016 | Shares | Defined | 2021-05-12 | |
| 2020-12-31 | $6,629,090 | 215,861 | Shares | Defined | 2021-02-11 | |
| 2020-09-30 | $1,372,777 | 197,522 | Shares | Defined | 2020-11-12 | |
| No filing history on record for this holder in this stock. | ||||||